287508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 768320

約数和(自身を除く): 480812

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 97, 114, 156, 194, 228, 247, 291, 388, 494, 582, 741, 988, 1164, 1261, 1482, 1843, 2522, 2964, 3686, 3783, 5044, 5529, 7372, 7566, 11058, 15132, 22116, 23959, 47918, 71877, 95836, 143754, 287508]

約数ペア:

[(1, 287508), (2, 143754), (3, 95836), (4, 71877), (6, 47918), (12, 23959), (13, 22116), (19, 15132), (26, 11058), (38, 7566), (39, 7372), (52, 5529), (57, 5044), (76, 3783), (78, 3686), (97, 2964), (114, 2522), (156, 1843), (194, 1482), (228, 1261), (247, 1164), (291, 988), (388, 741), (494, 582)]